Hottest Questions This Week

3

votes

3

answers

4k

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Sugar solutions have a neutral pH in themselves, but it makes your body acidic. Why? [on hold]

everyday-chemistry ph food-chemistry

modified Dec 11 at 13:43 Loong♦ 32.2k

1

vote

2

answers

51

views

Why we don't we save water by boiling the contaminated water to get the pure steam?

distillation water-treatment

modified 21 hours ago Jan 48.6k

0

votes

1

answer

69

views

How did J. J. Thomson prove that the cathode rays were made of negative particles and not negative rays?

electrons history-of-chemistry

modified 2 days ago matt_black 17.9k

4

votes

1

answer

41

views

Are nucleophilic aromatic substitutions stepwise or concerted?

organic-chemistry reaction-mechanism aromatic-compounds heterocyclic-compounds

modified Dec 10 at 0:30 orthocresol♦ 37.5k

2

votes

2

answers

32

views

NMR: How the relaxation times T1 and T2 depend on the correlation time / amount of molecular tumbling.

nmr-spectroscopy spin

modified yesterday porphyrin 16.8k

-1

votes

3

answers

69

views

Balancing the Redox reaction by Half reactions

redox

answered Dec 11 at 10:31 Adnan AL-Amleh 197

-1

votes

1

answer

33

views

Why it is very rare to find a compound that lacks carbon to be liquid at standard temperatures and pressures?

colligative-properties

answered Dec 12 at 16:25 Jan 48.6k

0

votes

1

answer

29

views

Oxygen Solubility in Water

thermodynamics water solubility

modified 17 hours ago aventurin 6,044

0

votes

2

answers

59

views

If the heat exchanged is different for reversible and irreversible processes, how can enthalpy be a state function?

thermodynamics

answered yesterday Chester Miller 5,654

-1

votes

1

answer

44

views

Why is hydrogen not very electronegative? [on hold]

hydrogen electronegativity

modified 2 days ago orthocresol♦ 37.5k

-1

votes

0

answers

50

views

What Does R' Mean in this Equation?

gas-laws

modified Dec 11 at 16:53 Fogglet 1

2

votes

1

answer

23

views

Acidity comparison between cyclopropene and cyclopropane

organic-chemistry acid-base

modified yesterday Martin - マーチン♦ 33.2k

1

vote

1

answer

29

views

E1cb reaction conditions

organic-chemistry

modified Dec 10 at 4:39 Tan Yong Boon 3,397

-1

votes

1

answer

47

views

Why does NO3- have one double bond and not two? (with respect to formal charge) [on hold]

bond lewis-structure

modified Dec 11 at 2:53 pteryga 1

0

votes

1

answer

45

views

Why chlorine participates in resonance even though it is a electron withdrawing group in case of phenyl chloride

organic-chemistry electronegativity

answered Dec 12 at 11:09 user204049 1

0

votes

1

answer

35

views

How do catalysts provide alternative routes for reactions?

catalysis

modified Dec 12 at 7:24 Korvexius 8

4

votes

1

answer

35

views

Is the neutral di-µ-oxo-bridged manganese dimer with eight ammonia ligands a reasonable structure?

theoretical-chemistry molecular-structure

answered 20 hours ago Jan 48.6k

1

vote

1

answer

27

views

In zero order why we don't need the coefficient of reactant in integration of rate law?

physical-chemistry kinetics

modified 7 hours ago Tyberius 6,472

0

votes

2

answers

46

views

The real structure of difluoro(dioxo)xenon (XeO2F2)

molecular-structure vsepr-theory

answered 21 hours ago Jan 48.6k

0

votes

2

answers

26

views

Which is more activating among Phenol, Sodium Phenoxide & Anisole? Also arrange them in increasing order of their activating effect

organic-chemistry electrophilic-substitution

answered Dec 12 at 4:49 YUSUF HASAN 179

-3

votes

0

answers

33

views

AP Chem Question [on hold]

heat

modified Dec 11 at 15:37 Kelly Shepphard 631

0

votes

0

answers

33

views

Why is the structure of ozone not an equilateral triangle? [closed]

inorganic-chemistry bond molecular-structure

modified Dec 10 at 12:16 Martin - マーチン♦ 33.2k

-2

votes

0

answers

32

views

Planarity of molecules in organic chemistry [closed]

organic-chemistry molecular-structure

modified Dec 9 at 7:27 Loong♦ 32.2k

3

votes

0

answers

32

views

What is symmetry of p- and d-orbitals in ${D_{3h}}$?

inorganic-chemistry symmetry

modified Dec 10 at 4:48 I. Kor 158

2

votes

0

answers

32

views

Why does standard reduction potential get multiplied by the change in oxidation state and not by the number of electrons transferred?

inorganic-chemistry thermodynamics redox free-energy

modified Dec 9 at 19:16 Ethiopius 45

-1

votes

1

answer

32

views

What reaction would occur when PCC (pyridinium chlorochromate) is added to an ester say methyl(or) ethyl Ester(Assume polar protic solvent) [on hold]

organic-chemistry reaction-mechanism organic-oxidation

answered 2 days ago Waylander 5,594

-1

votes

1

answer

31

views

Why is the combustion of Nitrogen endothermic? [on hold]

inorganic-chemistry

answered Dec 12 at 15:29 H.Linkhorn 302

-1

votes

0

answers

31

views

How to find the pH for a very diluted HCl solution? [on hold]

ph

modified yesterday Martin - マーチン♦ 33.2k

-1

votes

0

answers

31

views

Proof of the VSEPR shapes

bond vsepr-theory

modified 18 hours ago harshit54 110

1

vote

1

answer

24

views

Calculating the standard reduction potential for the oxidation of water

inorganic-chemistry electrochemistry redox water

modified Dec 9 at 17:32 Loong♦ 32.2k

-2

votes

1

answer

24

views

Differences in Glycerol Nomenclature [closed]

organic-chemistry nomenclature

modified Dec 9 at 15:41 Jacob 385

0

votes

1

answer

24

views

Is the water in an aqueous solution undergoing a reaction considered part of the system or surroundings?

thermodynamics water aqueous-solution terminology precipitation

modified yesterday Martin - マーチン♦ 33.2k

-1

votes

1

answer

24

views

From where does nucleophile attack the ketone in a nucleophilic addition reaction ? [on hold]

organic-chemistry

answered yesterday Vice Chemist 221

-2

votes

0

answers

30

views

What would be the product of this reaction? [on hold]

organic-chemistry

asked 2 days ago Ashish 1

1

vote

2

answers

30

views

Which is more reactive, chlorine radical or chloride ion?

electronic-configuration oxidation-state reactivity

modified 7 hours ago A.K. 8,333

-1

votes

1

answer

18

views

Why is boron or carbon solids and chlorine a gas at room temperature

intermolecular-forces

modified 4 hours ago Mathew Mahindaratne 3,363

2

votes

1

answer

38

views

Could Be2- exist?

molecular-orbital-theory stability

modified yesterday rotaredom 137

-2

votes

1

answer

29

views

Is it possible to turn food into fuel for a combustion engine? [on hold]

kinetics energy food-chemistry fuel

modified Dec 11 at 11:52 Kelly Shepphard 631

-1

votes

1

answer

29

views

Is the acetyl protecting group cleavable with ammonia?

organic-chemistry

modified Dec 10 at 20:44 Waylander 5,594

2

votes

1

answer

22

views

What is a simple formula to approximate the change in relative humidity as temperature rises/falls?

water pressure

answered 6 hours ago Try Hard 375

3

votes

0

answers

26

views

Can LCAO be seen as superposition?

quantum-chemistry molecular-orbital-theory

asked Dec 12 at 4:09 Tan Yong Boon 3,397

-1

votes

0

answers

25

views

Theoretical cell potential [on hold]

redox

modified Dec 11 at 10:30 Rémi Baudoux 1

-3

votes

0

answers

25

views

What would be the structure of aldimine hydrochloride? [closed]

bond aromatic-compounds

modified Dec 9 at 13:37 Kelly Shepphard 631

-1

votes

0

answers

25

views

How do I quantify the changed concentration of HCL when diluted with water [on hold]

experimental-chemistry concentration mole

modified Dec 12 at 9:58 Kelly Shepphard 631

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